What are some of the physics/mathematics behind a compact, handheld Batman grappling gun? - Quora

Real working Grappling Gun

Would a grapple gun like the one Batman uses be useful to the military? - Quora

Would a grapple gun like the one Batman uses be useful to the military? - Quora

What long tactical rappelling ropes would Batman use? - Quora

Would Batman's grapple gun work in real life? - Quora

Can Batman's comic book or movie grappling gun be possible in real life? - Quora

How strong is Batman compared to other humans? - Quora

Just how practical would an ascension/grapple gun like Batman's be in 'real world' applications? - Quora

How can Batman tolerate the grappling gun? - Quora

Would a grapple gun like the one Batman uses be useful to the military? - Quora

Is Iron Man's technology more advanced than Batman's? The movie versions seem to point towards Iron Man, but is the comic book version seemed to be more balanced, or does it favor

How Much Power Does Batman Need for His Ascender Gun?